p2 core debug and trace options + p2 engine

p2.options

#Turn on debugging for p2
org.eclipse.equinox.p2.core/debug=true

#Detailed debugging information while parsing p2 data files
org.eclipse.equinox.p2.core/core/parseproblems=true

#Detailed debugging information when a repository is removed from a repository manager
org.eclipse.equinox.p2.core/core/removeRepo=true

#Detailed debugging information while parsing site.xml and feature.xml files in the generator
org.eclipse.equinox.p2.core/generator/parsing=true

#Detailed debugging information while saving/restoring the engine's install registry
org.eclipse.equinox.p2.core/engine/installregistry=true

#Detailed debugging information while saving/restoring profile preferences
org.eclipse.equinox.p2.core/engine/profilepreferences=true

#Detailed debugging information while saving/restoring metadata repositories
org.eclipse.equinox.p2.core/metadata/parsing=true

#Detailed debugging information about mirror selection
org.eclipse.equinox.p2.core/artifacts/mirrors=true

#Detailed debugging information about automatic update checking
org.eclipse.equinox.p2.core/updatechecker=true

#Detailed debugging information about the operands being generated
org.eclipse.equinox.p2.core/planner/operands=true

#Detailed debugging information about the projector 
org.eclipse.equinox.p2.core/planner/projector=true

#Detailed debugging information about the projector encoding
#Will throw UnsupportedOperationException from LexicoDecoratorPB and break update
org.eclipse.equinox.p2.core/planner/encoding=false

#Detailed debugging information about the reconciler 
org.eclipse.equinox.p2.core/reconciler=true

#Detailed debugging information about the publisher
org.eclipse.equinox.p2.core/publisher=true

#Detailed debugging information about event clients
org.eclipse.equinox.p2.core/events/client = true

#Information about the use of the default provisioning UI
org.eclipse.equinox.p2.core/ui/default = true

org.eclipse.equinox.p2.engine/profileregistry/debug=true
org.eclipse.equinox.p2.engine/engine/debug=true
org.eclipse.equinox.p2.engine/enginesession/debug=true
org.eclipse.equinox.p2.engine/certificatechecker/unsigned=false
org.eclipse.equinox.p2.engine//certificatechecker/untrusted=false